I am having some problems with Site Stat…

I am having some problems with Site Stats in backend of hr.wordpress.org. It doesn’t displays the chart for days, weeks or moths. I’ve tryed in FF3.6 and Opera 10 and it’s the same. Here is the screenshot: http://www.pohrani.com/f/1W/12E/3Vy3bKVE/sitestats1067.png

#hr, #rosetta